UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yT7Uch8wWuq7iqVwo+/arQQxUzOSmmAbGrqde0WlbEw=' 
WHERE 
  key_id = '99af76cb822286e0216f5fad3f28eea40aa701ccaf7e4e7d7afe7143715a13a6' 
  AND (
    token = 'yT7Uch8wWuq7iqVwo+/arQQxUzOSmmAbGrqde0WlbEw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )